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公开(公告)号:US2308328A
公开(公告)日:1943-01-12
申请号:US41570041
申请日:1941-10-20
Applicant: MARCEL DESPRES
Inventor: MARCEL DESPRES
IPC: A47C3/24
CPC classification number: A47C3/24
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公开(公告)号:US2312884A
公开(公告)日:1943-03-02
申请号:US40448941
申请日:1941-07-29
Applicant: MARCEL DESPRES
Inventor: MARCEL DESPRES
IPC: B27M3/28
CPC classification number: B27M3/28
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公开(公告)号:US2525118A
公开(公告)日:1950-10-10
申请号:US74756947
申请日:1947-05-12
Applicant: MARCEL DESPRES
Inventor: MARCEL DESPRES
IPC: B27M3/28
CPC classification number: B27M3/28 , Y10T74/2137
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